Patents by Inventor Yihe ZHANG

Yihe ZHANG has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11776488
    Abstract: A light-emitting substrate and a display device are provided by the present application. The durations of pre-set periods of a plurality of driving circuits decrease along a direction from close to data signal input terminals to away from the data signal input terminals, and/or durations of the pre-set periods of the plurality of driving circuits decrease along a direction from close to first control signal input terminals to away from the first control signal input terminals, which the light-emitting luminance of the light-emitting elements at a near-end and far-end solving a display problem with the display device.
    Type: Grant
    Filed: November 26, 2020
    Date of Patent: October 3, 2023
    Assignee: TCL China Star Optoelectronics Technology Co., Ltd.
    Inventors: Yan Li, Yihe Zhang, Lixia Li, Haiyan Quan, Duyeon Han
  • Patent number: 11774794
    Abstract: A liquid crystal display panel is provided, which includes a color filter substrate, an array substrate disposed opposite to the color filter substrate, and a liquid crystal layer disposed between the color filter substrate and the array substrate. The array substrate includes: a substrate; an array driving layer disposed on the substrate; an insulating layer disposed on the array driving layer; a pixel electrode disposed on the insulating layer and electrically connected to a thin film transistor in the array driving layer by a via hole on the insulating layer; and a distributed Bragg reflective film disposed on the pixel electrode.
    Type: Grant
    Filed: August 31, 2020
    Date of Patent: October 3, 2023
    Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yihe Zhang, Zhijun Huang
  • Publication number: 20230109769
    Abstract: An array substrate and a liquid crystal display panel are provided. The array substrate includes a substrate, a thin film transistor layer disposed on the substrate, and a pixel electrode disposed on the thin film transistor layer. The thin film transistor layer includes a plurality of data lines. The pixel electrode includes a first trunk electrode and a second trunk electrode. Portions of the data line corresponding to the first trunk electrode and the second trunk electrode overlap or partially overlap with the first trunk electrode and the second trunk electrode.
    Type: Application
    Filed: July 9, 2020
    Publication date: April 13, 2023
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Yihe Zhang
  • Publication number: 20220339604
    Abstract: A method for using a natural attapulgite is disclosed. The method includes using the natural attapulgite as a natural nano mineral enzyme. The results of the examples show that the natural attapulgite has peroxidase-like activity, catalase-like activity or superoxide dismutase-like activity, and good biocompatibility. Compared with protease, the natural attapulgite has the advantages such as large reserves, easy to obtain, low cost, high temperature resistance and wide range of pH value. Compared with a developed artificial nano enzymes, the natural attapulgite further has the advantages such as multi-function, natural non-toxic (from nature, no heavy metals), good biocompatibility, easy to obtain, no complex processing, and huge surface area which provides a place for cell growth and proliferation.
    Type: Application
    Filed: January 15, 2021
    Publication date: October 27, 2022
    Applicant: China University of Geosciences (Beijing)
    Inventors: Yihe Zhang, Minmin Liang, Feng Feng, Peixia Wang, Wangshu Tong, Qi An
  • Publication number: 20220319449
    Abstract: A light-emitting substrate and a display device are provided by the present application. The durations of pre-set periods of a plurality of driving circuits decrease along a direction from close to data signal input terminals to away from the data signal input terminals, and/or durations of the pre-set periods of the plurality of driving circuits decrease along a direction from close to first control signal input terminals to away from the first control signal input terminals, which the light-emitting luminance of the light-emitting elements at a near-end and far-end solving a display problem with the display device.
    Type: Application
    Filed: November 26, 2020
    Publication date: October 6, 2022
    Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yan LI, Yihe ZHANG, Lixia LI, Haiyan QUAN, Duyeon HAN
  • Patent number: 11462576
    Abstract: The present disclosure provides a display panel, a manufacturing method thereof, and a display device. The display panel includes a display area and a non-display area, and the non-display area has GOA regions. The display panel further includes a first substrate, an array substrate, and an anti-deformation layer. In the present disclosure, the anti-deformation layer is disposed on a lower surface of the first substrate at a position corresponding to the GOA regions. Metal material of the GOA regions is same as metal material of the anti-deformation layer, so that metal expansion coefficient of upper and lower surfaces of the first substrate are same, thereby effectively preventing warpage of the first substrate and the array substrate.
    Type: Grant
    Filed: September 4, 2020
    Date of Patent: October 4, 2022
    Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yihe Zhang, Duyeon Han
  • Publication number: 20220308390
    Abstract: A liquid crystal display panel is provided, which includes a color filter substrate, an array substrate disposed opposite to the color filter substrate, and a liquid crystal layer disposed between the color filter substrate and the array substrate. The array substrate includes: a substrate; an array driving layer disposed on the substrate; an insulating layer disposed on the array driving layer; a pixel electrode disposed on the insulating layer and electrically connected to a thin film transistor in the array driving layer by a via hole on the insulating layer; and a distributed Bragg reflective film disposed on the pixel electrode.
    Type: Application
    Filed: August 31, 2020
    Publication date: September 29, 2022
    Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yihe Zhang, Zhijun Huang
  • Patent number: 11435632
    Abstract: The present invention provides an array substrate and a display panel, wherein the first protrusion and the second protrusion are provided in the filter unit of the color filter layer, and the second gap between the data line and the drain is covered with the first protrusion and/or the second protrusion, to solve the problem that a residue of the ITO exists in the second gap, which causes short circuit between the pixel electrode and the DBS electrode, such that the product yield is elevated, and the display effect is improved, thus enhancing customer experience.
    Type: Grant
    Filed: March 5, 2020
    Date of Patent: September 6, 2022
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Qi Zhang, Wu Cao, Yihe Zhang
  • Patent number: 11415847
    Abstract: A display panel and a method of manufacturing the same are disclosed. The display panel comprises an upper substrate and a lower substrate disposed opposite to each other, a TFT layer is disposed on a side of the lower substrate away from the upper substrate, a color resist layer is disposed on a side of the TFT layer away from the lower substrate, an isolating layer and a black matrix are disposed on a side of the color resist layer away from the TFT layer, and the isolating layer and the BM are an integrally formed structure.
    Type: Grant
    Filed: March 13, 2020
    Date of Patent: August 16, 2022
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Yihe Zhang
  • Patent number: 11409170
    Abstract: An array substrate and a display panel are provided. The array substrate includes a substrate, a first metal layer, an active material layer, a second metal layer, a pixel electrode layer, and a common electrode layer. The first metal layer includes a gate electrode layer, scan lines, and a shielding metal layer. The shielding metal layer includes a plurality of shielding metal wirings. At least one corner on a portion of each of the shielding metal wirings overlapping pixel opening areas is designed as an outer corner, and a protrusion is arranged at the outer corner, thereby relieving light leakage at metal intersections.
    Type: Grant
    Filed: July 3, 2020
    Date of Patent: August 9, 2022
    Inventor: Yihe Zhang
  • Patent number: 11329069
    Abstract: The present disclosure provides a display panel including a plurality of pixel units and a plurality of common electrode line. The pixel units include a color resist block, the color resist block includes a first opening, each of the common electrode lines includes a first segment and a second segment that are arranged at intervals and respectively located on opposite sides of the first opening, the first segment and the second segment are electrically connected through a first connecting line, and an orthographic projection of the first connecting line on the base substrate does not coincide with an orthographic projection of the first opening on the base substrate.
    Type: Grant
    Filed: December 16, 2019
    Date of Patent: May 10, 2022
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Yihe Zhang
  • Publication number: 20220013548
    Abstract: The present disclosure provides a display panel, a manufacturing method thereof, and a display device. The display panel includes a display area and a non-display area, and the non-display area has GOA regions. The display panel further includes a first substrate, an array substrate, and an anti-deformation layer. In the present disclosure, the anti-deformation layer is disposed on a lower surface of the first substrate at a position corresponding to the GOA regions. Metal material of the GOA regions is same as metal material of the anti-deformation layer, so that metal expansion coefficient of upper and lower surfaces of the first substrate are same, thereby effectively preventing warpage of the first substrate and the array substrate.
    Type: Application
    Filed: September 4, 2020
    Publication date: January 13, 2022
    Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yihe Zhang, Duyeon HAN
  • Publication number: 20220011614
    Abstract: The present disclosure provides a liquid crystal display panel, including a color filter substrate, an array substrate disposed opposite to the color filter substrate, and a liquid crystal layer disposed between the color filter substrate and the array substrate. The array substrate includes a base substrate, a thin film transistor disposed on the base substrate, a pixel electrode, and a distributed Bragg reflective film disposed on the pixel electrode. The thin film transistor includes a source electrode and drain electrode. The drain electrode includes an extension part. The pixel electrode is disposed on the extension part of the drain electrode and electrically connected with the drain electrode.
    Type: Application
    Filed: September 23, 2020
    Publication date: January 13, 2022
    Inventor: Yihe Zhang
  • Publication number: 20210405487
    Abstract: The present invention provides an array substrate and a display panel, wherein the first protrusion and the second protrusion are provided in the filter unit of the color filter layer, and the second gap between the data line and the drain is covered with the first protrusion and/or the second protrusion, to solve the problem that a residue of the ITO exists in the second gap, which causes short circuit between the pixel electrode and the DBS electrode, such that the product yield is elevated, and the display effect is improved, thus enhancing customer experience.
    Type: Application
    Filed: March 5, 2020
    Publication date: December 30, 2021
    Inventors: Qi ZHANG, Wu CAO, Yihe ZHANG
  • Publication number: 20210405408
    Abstract: A display panel and a method of manufacturing the same are disclosed. The display panel comprises an upper substrate and a lower substrate disposed opposite to each other, a TFT layer is disposed on a side of the lower substrate away from the upper substrate, a color resist layer is disposed on a side of the TFT layer away from the lower substrate, an isolating layer and a black matrix are disposed on a side of the color resist layer away from the TFT layer, and the isolating layer and the BM are an integrally formed structure.
    Type: Application
    Filed: March 13, 2020
    Publication date: December 30, 2021
    Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Yihe ZHANG
  • Publication number: 20210373394
    Abstract: An array substrate and a display panel are provided. The array substrate includes a substrate, a first metal layer, an active material layer, a second metal layer, a pixel electrode layer, and a common electrode layer. The first metal layer includes a gate electrode layer, scan lines, and a shielding metal layer. The shielding metal layer includes a plurality of shielding metal wirings. At least one corner on a portion of each of the shielding metal wirings overlapping pixel opening areas is designed as an outer corner, and a protrusion is arranged at the outer corner, thereby relieving light leakage at metal intersections.
    Type: Application
    Filed: July 3, 2020
    Publication date: December 2, 2021
    Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Yihe ZHANG
  • Patent number: 11181788
    Abstract: The present invention provides a display panel including a plurality of sub-pixels. Each of the sub-pixels includes a main region and a sub-region. Each of the sub-pixels includes pixel electrodes disposed in the main region and the sub-region. Each of the pixel electrodes includes a backbone portion and a plurality of branch portions connected to the backbone portion. One of the sub-pixels in each of the pixel units includes a shared electrode and a light shielding layer. The shared electrode extends from the main region of the one of the sub-pixels to the sub-region of the one of the sub-pixels. The light-shielding layer is disposed in the main region and the sub-region of the one of the sub-pixels.
    Type: Grant
    Filed: December 24, 2019
    Date of Patent: November 23, 2021
    Inventors: Yinfeng Zhang, Yunglun Lin, Xuan Li, Yihe Zhang, Wu Cao
  • Publication number: 20210333656
    Abstract: The present invention provides a display panel including a plurality of sub-pixels. Each of the sub-pixels includes a main region and a sub-region. Each of the sub-pixels includes pixel electrodes disposed in the main region and the sub-region. Each of the pixel electrodes includes a backbone portion and a plurality of branch portions connected to the backbone portion. One of the sub-pixels in each of the pixel units includes a shared electrode and a light shielding layer. The shared electrode extends from the main region of the one of the sub-pixels to the sub-region of the one of the sub-pixels. The light-shielding layer is disposed in the main region and the sub-region of the one of the sub-pixels.
    Type: Application
    Filed: December 24, 2019
    Publication date: October 28, 2021
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Yinfeng ZHANG, Yunglun LIN, Xuan LI, Yihe ZHANG, Wu CAO
  • Publication number: 20210305281
    Abstract: The present disclosure provides a display panel including a plurality of pixel units and a plurality of common electrode line. The pixel units include a color resist block, the color resist block includes a first opening, each of the common electrode lines includes a first segment and a second segment that are arranged at intervals and respectively located on opposite sides of the first opening, the first segment and the second segment are electrically connected through a first connecting line, and an orthographic projection of the first connecting line on the base substrate does not coincide with an orthographic projection of the first opening on the base substrate.
    Type: Application
    Filed: December 16, 2019
    Publication date: September 30, 2021
    Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Yihe ZHANG
  • Publication number: 20210296555
    Abstract: The present invention belongs to the technical field of energy conversion devices, which provides an rGO-PEI/PVDF pyroelectric thin film, and the method for preparing the film, as well as a self-energized bracelet produced based on such film, which utilizes the reduced graphite oxide after modified by polyethyleneimine (PEI) (rGO-PEI) as photothermal conversion material, and the silver-plated polarized polyvinylidene fluoride (PVDF) film as pyroelectric conversion material. The rGO-PEI photothermal material is fixed to the surface of the PVDF through a transparent film, and prepare the self-energized bracelet based on it. The obtained bracelet has an output power of up to 21.
    Type: Application
    Filed: March 15, 2021
    Publication date: September 23, 2021
    Inventors: Yihe Zhang, Haitao Li, Qi An, Wangshu Tong